(1943-2009) A longtime active observer and member of the Kingston Centre. He brought Astronomy Day to Canada and developed the Beginner's Observing Guide. Leo received the Service Award in 1986.

(1948-) Possibly the RASC's most famous member and most active observer. Received the Chant Medal in 1980 and the Simon Newcomb Award in 2002.

(1915-2003) An active observer, and founding member of the Niagara Centre in 1960; recipient of the Service Award in 1984.

(1920-2004) An longtime active member of the Windsor Centre; received the Service Award in 1984.

(1906-88) The main founder of the Windsor Centre; received the Service Award in 1984.

(1900-81) An active member of the Windsor Centre; received the Service Award in 1965.

(1913-86) Piano teacher and author. An active member of the St. John's Centre; received the Service Award in 1977.

(1896-1979) Civil engineer and Jesuit astronomer; member of the Halifax Centre; received the Service Award in 1964.

(1932-2005) A physicist and active Quebec Centre member; received the Service Award in 1977.

(1910-90) An active observer and astronomy popularizer; Chant Medal 1945.